118 lines
3.0 KiB
C
118 lines
3.0 KiB
C
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/*
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TODO: log pid and tid
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*/
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/*
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"[time as ctime()] [alert] 412:3 (32)Broken pipe: anything"
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"[time as ctime()] [alert] (32)Broken pipe: anything"
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"[time as ctime()] [alert] anything"
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*/
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#include <ngx_config.h>
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#include <ngx_errno.h>
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#include <ngx_time.h>
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#include <ngx_string.h>
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#include <ngx_log.h>
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static const char *err_levels[] = {
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"emerg", "alert", "crit", "error", "warn", "notice", "info", "debug"
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};
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#if (HAVE_VARIADIC_MACROS)
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void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err,
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const char *fmt, ...)
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#else
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void ngx_log_error_core(int level, ngx_log_t *log, ngx_err_t err,
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const char *fmt, va_list args)
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#endif
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{
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char errstr[MAX_ERROR_STR];
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ngx_tm_t tm;
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size_t len;
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#if (HAVE_VARIADIC_MACROS)
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va_list args;
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#endif
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ngx_localtime(&tm);
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len = ngx_snprintf(errstr, sizeof(errstr), "%4d/%02d/%02d %02d:%02d:%02d",
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tm.ngx_tm_year + 1900, tm.ngx_tm_mon, tm.ngx_tm_mday,
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tm.ngx_tm_hour, tm.ngx_tm_min, tm.ngx_tm_sec);
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len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
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" [%s] ", err_levels[level]);
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len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
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"%d#%d: ", getpid(), 0);
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#if (HAVE_VARIADIC_MACROS)
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va_start(args, fmt);
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len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args);
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va_end(args);
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#else
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len += ngx_vsnprintf(errstr + len, sizeof(errstr) - len - 1, fmt, args);
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#endif
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if (err) {
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if ((unsigned) err < 0x80000000)
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len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
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" (%d: ", err);
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else
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len += ngx_snprintf(errstr + len, sizeof(errstr) - len - 1,
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" (%X: ", err);
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len += ngx_strerror_r(err, errstr + len, sizeof(errstr) - len - 1);
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if (len < sizeof(errstr) - 2) {
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errstr[len++] = ')';
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} else {
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len = sizeof(errstr) - 2;
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}
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}
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if (level != NGX_LOG_DEBUG && log->handler)
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len += log->handler(log->data, errstr + len, sizeof(errstr) - len - 1);
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if (len > sizeof(errstr) - 2)
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len = sizeof(errstr) - 2;
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errstr[len] = '\n';
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errstr[len + 1] = '\0';
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fputs(errstr, stderr);
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}
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#if !(HAVE_VARIADIC_MACROS)
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void ngx_log_error(int level, ngx_log_t *log, ngx_err_t err,
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const char *fmt, ...)
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{
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va_list args;
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if (log->log_level >= level) {
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va_start(args, fmt);
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ngx_log_error_core(level, log, err, fmt, args);
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va_end(args);
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}
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}
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void ngx_log_debug_core(ngx_log_t *log, const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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ngx_log_error_core(NGX_LOG_DEBUG, log, 0, fmt, args);
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va_end(args);
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}
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void ngx_assert_core(ngx_log_t *log, const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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ngx_log_error_core(NGX_LOG_ALERT, log, 0, fmt, args);
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va_end(args);
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}
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#endif
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